Name: 7th KAGRA International Workshop
Start: 2020-12-18T13:00:00+08:00
End: 2020-12-20T20:00:00+08:00
Location: National Central University (Hybrid style Workshop)

7th KAGRA International Workshop

from Friday, December 18, 2020 (1:00 PM) to Sunday, December 20, 2020 (8:00 PM)

Monday, December 14, 2020
Tuesday, December 15, 2020
Wednesday, December 16, 2020
Thursday, December 17, 2020
Friday, December 18, 2020
1:00 PM Plenary
Plenary
1:00 PM - 2:30 PM
Contributions

1:00 PM Opening remark - Takaaki Kajita

1:05 PM Introduction of KAGRA, Status of KAGRA - Hisaaki Shinkai

1:45 PM General review on LIGO - Keita Kawabe (LHO)
2:30 PM Coffee Break
Coffee Break
2:30 PM - 3:00 PM
3:00 PM Plenary
Plenary
3:00 PM - 5:00 PM
Contributions

3:00 PM General review on Virgo - Ilaria Nardecchia

3:40 PM O3a catalogue - Stanislav Babak (CNRS)

4:20 PM Summary review on O3GK observation - Masayuki Nakano
5:00 PM Plenary
Plenary
5:00 PM - 5:05 PM

5:30 PM Dinner
Dinner
5:30 PM - 7:30 PM
Saturday, December 19, 2020

9:00 AM Parallel (Theory)
Parallel (Theory)
9:00 AM - 10:40 AM
Parallel (Experiment)
Parallel (Experiment)
9:00 AM - 10:40 AM
Contributions

9:00 AM Status of KAGRA calibration toward O4 - Dan Chen (NAOJ)

9:30 AM Status of KAGRA PEM - Takaaki Yokozawa (ICRR)

10:00 AM Acoustic injection in the KAGRA site - Tatsuki Washimi (NAOJ)
Parallel(Analysis)
Parallel(Analysis)
9:00 AM - 10:40 AM
Contributions

9:00 AM (Student) Development of Unsupervised-Learning Based Glitch Classification System - G.Ueshima

9:20 AM (Student) Modeling and searching for a stochastic gravitational-wave background from ultralight vector bosons - Leo Tsukada (The University of Tokyo, RESCEU)

9:40 AM (Student) A new way for stochastic gravitational wave background map making using maximum entropy method - Hsiung Chia Hsuan

10:00 AM (Student) Data analysis of GWs from core-collapse supernova with Hilbert-Huang Transform - Mei Takeda (Osaka City U.)

10:20 AM (Student) Use of Excess Power Method and Convolutional Neural Network in All-Sky Search for Continuous Gravitational Waves - Takahiro S. Yamamoto (Kyoto University)
10:40 AM Coffee Break
Coffee Break
10:40 AM - 10:45 AM
10:45 AM Parallel (Expeirment)
Parallel (Expeirment)
10:45 AM - 11:05 AM
Contributions

10:45 AM Current status of KAGRA noise budget paper - Kazuhiro Yamamoto (Faculty of Science, University of Toyama) Keiko Kokeyama (ICRR, U-Tokyo)
Parallel (Analysis)
Parallel (Analysis)
10:45 AM - 12:25 PM
Contributions

10:45 AM (Student) Noise subtraction in offline analysis of KAGRA using independent component analysis - Jun'ya Kume (RESCEU, Univ. of Tokyo)

11:05 AM (Student) Development of lock-loss classification system in large-scale cryogenic gravitational waves telescope, KAGRA - YUTA FUJIKAWA (Niigata univ.)

11:25 AM (Student) Study of the frequency domain analysis method to estimate calibration errors - Honglin Lin (NCU)

11:45 AM (Student) Simulation studies of signal characteristics due to gravity field calibrator in gravitational wave detectors - Henry Wong (Academia Sinica) HsiangChieh Hsu (Department of Physics, National Cheng Kung University)

12:05 PM (Student) Improvement of calibration error method with higher order harmonics - Hsiang-Yu on behalf of the KAGRA collaboration Huang (NTNU / ASIoP)
Parallel (Theory)
Parallel (Theory)
10:45 AM - 12:25 PM
Contributions

10:45 AM Stellar Mass Black Hole Formation and Multimessenger Signals from Three Dimensional Rotating Core-Collapse Supernova Simulations - Kuo-Chuan Pan (National Tsing Hua University)

11:35 AM Gravitational waves from supernova and protoneutron star asteroseismology - Hajime Sotani (RIKEN)
11:05 AM Parallel (Experiment)
Parallel (Experiment)
11:05 AM - 12:25 PM
Contributions

11:05 AM (Student) Parametric Instability in KAGRA large scale cryogenic gravitational wave telescope - Kiichi Kaihotsu (University of Toyama)

11:25 AM (Student) Optical loss study using a cryogenic folded cavity - Satoshi Tanioka

11:45 AM (Student) Improvement of the laser intensity stabilization system for O4 in the gravitational wave telescope KAGRA - Yuki Kuromiya

12:05 PM (Student) Calibration of PCal Laser Power with O3GK - Koki Ito
12:25 PM Lunch
Lunch
12:25 PM - 1:30 PM
1:30 PM Parallel (Experiment)
Parallel (Experiment)
1:30 PM - 3:30 PM
Contributions

1:30 PM Axion and Vector dark matter search with gravitational wave detectors - Tomohiro Fujita (ICRR, Tokyo University)

2:00 PM (Student) Dark matter Axion search with riNg Cavity Experiment DANCE: Signal calibration and sensitivity evaluation - Yuka Oshima

2:10 PM (Student) Dark matter Axion search with riNg Cavity Experiment DANCE: Development of automated cavity locking system - Hiroki Fujimoto

2:20 PM Cosmic Relic Scattering at Gravitational Wave Detectors - Martin Spinrath (NTHU)

2:40 PM Directly probing ultra-low-mass scalar-field dark matter with gravitational-wave detectors - Yevgeny Stadnik

3:00 PM (Student) Possible Violations to Newton's Inverse-Square Law with Gravitational Waves Detector - Miftahul Maarif (Physics Department, National Central University, Taiwan)

3:20 PM Discussion - Yuta Michimura (The University of Tokyo)
Parallel(Theory)
Parallel(Theory)
1:30 PM - 3:30 PM
Contributions

1:30 PM (Student)Science with the TianQin observatory: Preliminary results on stellar-mass binary black holes - Shuai Liu

1:50 PM (Student) How does a dark compact object ringdown? - Elisa Maggio (Sapienza University of Rome)

2:10 PM (Student)Excitation of gravitational wave modes by motion: detecting the peculiar velocity of galaxies using extreme mass ratio inspirals - Alejandro Torres Orjuela (Peking University)

2:30 PM (Student)Equilibrium sequences of differentially rotating stars with post-merger-like rotational profiles - Panagiotis Iosif (Aristotle University of Thessaloniki)
Parallel (Analysis)
Parallel (Analysis)
1:30 PM - 3:30 PM
Contributions

1:30 PM (Student) Polarization tests of GW170814 and GW170817 using waveforms consistent with alternative theories of gravity - Hiroki Takeda

1:50 PM (Student) On the jet structure of short Gamma-ray Bursts through X-ray light curve modeling - En-Tzu Lin

2:10 PM (Student) Generating Kilonova Light Curves Using Autoencoder to Investigate the Properties of a Compact Binary Merging System - Surojit Saha (Institute of Astronomy, National Tsing Hua University)

2:30 PM Testing the Propagation of GWs with CPT violation - Lijing Shao (Peking University)

3:00 PM OBSERVATIONAL EVIDENCE OF BLACK HOLE FORMATION BY GW-CALORIMETRY IN GW170817 - Maurice van putten (Sejong University)
3:30 PM Coffee Break
Coffee Break
3:30 PM - 3:50 PM
3:50 PM Parallel(Analysis)
Parallel(Analysis)
3:50 PM - 5:10 PM
Contributions

3:50 PM Gravitational-wave signal recognition of LIGO data by deep learning - He Wang (ITP-CAS)

4:10 PM Searching gravitational wave signal with autoregressive approach - David C. Y. Hui (Chungnam National University)

4:30 PM Probing GW friction with GW170817 and GW190521 - Simone Mastrogiovanni (Astroparticule et Cosmologie Laboratoire, Universite de paris)
Parallel (Expeirment)
Parallel (Expeirment)
3:50 PM - 5:10 PM
Contributions

3:50 PM (Student) Measurement of the mechanical loss of reflective coatings for Cryogenic Gravitational wave telescope - Yukino Mori (Univ.Toyama)

4:10 PM (Student) Development of tilt adjustment mechanism for KAGRA cryogenic mirror suspension - Takumi Nishimoto (ICRR, U-Tokyo)

4:30 PM (Student) Low-Vibration Conductive Cooling of KAGRA Cryogenic Mirror Suspension - Tomohiro Yamada

4:50 PM (Student) Graphical user interface for Finesse simulation tool - Naoki Koyama (Niigata university)
Parallel (Theory)
Parallel (Theory)
3:50 PM - 5:10 PM
Contributions

3:50 PM Black Holes Lessons from Multipole Ratios: A New Window into Black Holes - Daniel Mayerson (IPhT, CEA Saclay)

4:30 PM The problem on stationary states in self gravitational field - Stanislav Fisenko
5:10 PM

5:10 PM - 5:15 PM

5:10 PM - 5:15 PM

5:10 PM - 5:15 PM

5:30 PM Banquet
Banquet
5:30 PM - 7:30 PM
Sunday, December 20, 2020
9:00 AM Plenary
Plenary
9:00 AM - 10:30 AM
Contributions

9:00 AM O3a astrophysical distributions - Daniel Wysocki (Rochester Institute of Technology)

9:40 AM Expected sensitivity of O4 - Yuta Michimura (The University of Tokyo)

10:05 AM O4 plan and commissioning - masayuki nakano (ICRR)
10:30 AM Coffee Break
Coffee Break
10:30 AM - 10:45 AM
10:45 AM Plenary
Plenary
10:45 AM - 12:00 PM
Contributions

10:45 AM Status of DAC - H Tagoshi

11:10 AM Anisotropy and polarization of gravitational wave background - K.W. Ng

11:35 AM r-process nucleosynthesis in neutron star mergers and kilonovae - Meng-Ru Wu
12:00 PM Lunch
Lunch
12:00 PM - 1:00 PM
1:00 PM Plenary
Plenary
1:00 PM - 3:00 PM
Contributions

1:00 PM Toward real-time quantum state tomography for the squeezed state with machine learning - Chien-Ming Wu (National Tsing Hua University)

1:20 PM Frequency dependent squeezing experiment at NAOJ: status and future - M. Leonardi

1:40 PM Frequency-Dependent Squeezing for Gravitational-Wave Detectors - Naoki Aritomi

2:00 PM Implementing the quantum parametric amplifiers in Advanced gravitational wave detectors - Y Ma

2:20 PM Broadband gravitational wave detectors using white light signal recycling - Michael Page
3:00 PM Coffee Break
Coffee Break
3:00 PM - 3:15 PM
3:15 PM Plenary
Plenary
3:15 PM - 5:10 PM
Contributions

3:15 PM KAGRA-OzGrav - Collaboration Opportunities for a kHz-Band Gravitational-Wave Detector - Johannes Eichholz

3:35 PM KAGRA sapphire mirror issues and current status - M. Leonardi

3:55 PM Gravitational Astronomy Sapphire Optics (OSAG) project - G. Cagnoli

4:10 PM Sapphire crystal growth at iLM - K. Lebbou

4:25 PM Coating R&D and sapphire developments at LMA - J. Degallaix
5:10 PM Plenary
Plenary
5:10 PM - 6:00 PM
Contributions

5:10 PM Gravitational-wave standard siren cosmology - Hsin-Yu Chen

5:35 PM Astrophysics with joint analysis of multi-messenger observations - Ik Siong Heng
6:00 PM Plenary
Plenary
6:00 PM - 6:15 PM
Contributions

6:00 PM Summary of KIW7 - Hisaaki Shinkai

6:10 PM Announcement of KIW8 in Korea - S. Lee
6:30 PM Dinner
Dinner
6:30 PM - 8:00 PM

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